diff --git a/doc/REST-CalDAV-CardDAV/Calendar.md b/doc/REST-CalDAV-CardDAV/Calendar.md
index 53e64f3e23..61c2112b26 100644
--- a/doc/REST-CalDAV-CardDAV/Calendar.md
+++ b/doc/REST-CalDAV-CardDAV/Calendar.md
@@ -299,32 +299,8 @@ X-WebDAV-Status: 201 Created
```
-
* **PUT** requests with a ```Content-Type: application/json``` header allow modifying single resources (requires to specify all attributes!)
-
- Example: PUT request to update a resource
-
-```
-cat </addressbook/1234' -X PUT -d @- -H "Content-Type: application/json" --user
-{
- "uid": "5638-8623c4830472a8ede9f9f8b30d435ea4",
- "prodId": "EGroupware Addressbook 21.1.001",
- "created": "2010-10-21T09:55:42Z",
- "updated": "2014-06-02T14:45:24Z",
- "name": [
- { "type": "@type": "NameComponent", "personal", "value": "Default" },
- { "type": "@type": "NameComponent", "surname", "value": "Tester" }
- ],
- "fullName": { "value": "Default Tester" },
-....
-}
-EOF
-
-HTTP/1.1 204 No Content
-```
-
-
Example: PUT request with UID to update an existing resource or create it, if not exists
@@ -371,6 +347,7 @@ HTTP/1.1 204 No content
* **DELETE** requests delete single resources
Example: Delete an existing event
+
> Please note: the "Accept: application/json" header is required, as the CalDAV server would return 404 NotFound as the url does NOT end with .ics
```